<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="../css/base.css"/>
<style type="text/css">

</style>
</head>
<body>
main.jsp<br>
你好，${sessionScope.user.name}<br>
<a href="${pageContext.request.contextPath}/fileUpload">图片上传</a><br>
<a href="${pageContext.request.contextPath}/ajaxdemo/forward">ajax操作</a>
</body>
</html>